Fever, pains in abdomen, coughing up blood, chills, appendicitis
The rough endoplasmic reticulum has many ribosomes attached to it. Since ribosomes make proteins, and the cell's cytoplasm has large amounts of the rough ER, we can hypothesize that the cells are making large amounts of proteins.
Answer:
blood flow
Explanation:
An aqueous stagnant layer that overlies the apical membrane and the subepithelial blood flow are potential barriers to the absorption of drugs that readily penetrate the absorbing cell of the epithelium. The apical, basal, and basement membranes are potential barriers to the absorption of less permeable drugs.
air pressure is usually exerted counterclockwise